A patient has smoked two packs of cigarettes daily for many years. When the patient does not smoke or tries to cut back, anxiety, craving, poor concentration, and headache result. What does this scenario describe?

A) Substance abuse
B) Substance addiction
C) Substance intoxication
D) Recreational use of a social drug

Substance Addiction

A chronic condition characterized by the compulsive use of substances despite harmful consequences, leading to mental and physical dependence.

Substance Abuse

The harmful or hazardous use of psychoactive substances, including alcohol and illicit drugs, leading to addiction or dependency.

Recreational Use

The use of substances such as drugs, alcohol, or marijuana for pleasure or leisure purposes rather than for medical reasons.